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Zenrows vs GainTools OST to VCF Converter

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Zenrows compared with GainTools OST to VCF Converter
Detail ZenrowsGainTools OST to VCF Converter logo GainTools OST to VCF Converter
What it doesReliable web data for AI Export OST contacts to VCF to access on various email applications and mobile devices
StageEstablished Not given
FoundedNot given Not given
Based inES IN
Pricing modelFreemium Freemium
PricingNot given Free trial available; full license $39 USD with 30-day money back guarantee
Key features
  • Fetch - returns any page as clean HTML, Markdown, or JSON
  • Extract - auto-detect structured data from pages without selectors
  • Batch - process thousands of URLs asynchronously with retries and webhooks
  • Browser Sessions - drive a real browser for clicks, forms, and logins
  • MCP Server - integrate with Claude, Cursor, and other AI assistants
  • SDKs for Python, Node.js, and Go
  • CLI for terminal access
  • Handles protected sites and anti-bot systems
  • Reads any OST file for contact extraction
  • Saves entire contact details to VCF format
  • Filters and selects specific OST files for data extraction
  • Supports MS Outlook versions 2003 to 2016
  • Easy sharing of Outlook contacts to multiple devices
  • Exports all contact properties including names, addresses and phone numbers
  • User-defined output location for VCF files
  • Handles corrupted OST files
What makes it different
  • Reaches protected pages and anti-bot systems that other tools cannot access
  • One unified platform for all web data tasks instead of maintaining multiple tools
  • No selectors or parsers to maintain; automatically adapts when sites change
  • Ships with open source clients and works directly with AI agents via MCP server
  • Seamless migration of all contact properties without modification or damage
  • Compatible with any MS Outlook version and corrupted files
  • Free demo version available for lifetime
  • 24/7 technical support included
  • Simple 3-4 step conversion process for non-technical users
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)71 no change since last check27 +1 (up) since last check
Trust Flow (Majestic)3024
Citation Flow (Majestic)4923
Referring domains (Majestic)1864607

5 details filled in for both companies.

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